Q: Is 902,421 a Prime Number?
A: No, 902,421 is not a prime number.
A prime number is a natural number, greater than one, that can only be divided by 1 and itself.
The number 902421 can be evenly divided by 1 3 9 13 27 39 81 117 351 857 1,053 2,571 7,713 11,141 23,139 33,423 69,417 100,269 300,807 and 902,421, with no remainder.
Since 902,421 cannot be divided by just 1 and 902,421, it is not a prime number.